Monday and Tuesday will be cloudy with drizzling rain in parts of the country and wet snow in the east. Both daytime and nighttime temperatures will be at about 0..+4C.
Wednesday and Thursday will see Latvia an anticyclone weather system arrive so the skies will clear, with nighttime temperatures falling to 0..-5C and lower than that in parts of Vidzeme and Latgale. Temperatures in Kurzeme, which is in Latvia's west, will hover above zero however.
During daytime it'll still be sub-zero in the east but consistently above zero degrees Celsius in the central and western regions.
On the weekend the weather will be rainy and a thaw will set in across Latvia with the exception of the eastern reaches of the country.
Long-term forecasts say the last days of January will be warm.